Sealant cartridge



FIG. 1 is a front elevational view of a sealant cartridge showing my new design; the rear elevational view being a mirror image thereof;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof; and,

FIG. 4 is a perspective view thereof. 

The ornamental design for sealant cartridge, as shown and described. 